<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8"/>
    <meta content="text/html"/>
    <title>index</title>
</head>
<body>
    <h1>index</h1>
    <a th:href="@{/hello}">hello</a>
</body>
</html>